---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-16788 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 UTC 2026 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 Stepping: 0 BogoMIPS: 5599.99 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 12G 67G 15% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 698 9664 4 5626 14948 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:bc:e5:0f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.105/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84596sec preferred_lft 84596sec inet6 fe80::f816:3eff:febc:e50f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 42:04:e5:70:bf:bf brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-16788) 05/19/26 _x86_64_ (4 CPU) 12:36:39 LINUX RESTART (4 CPU) 12:40:19 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:50:19 25.22 1.15 21.84 2.23 51.99 4648.72 11204.87 13:00:18 30.90 0.06 27.74 3.10 1.67 6131.71 16768.33 Average: 28.05 0.60 24.78 2.66 26.87 5389.05 13982.23 12:40:19 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:50:19 8970120 12866080 3089952 18.87 157492 3819864 3346412 19.21 749236 6226072 190880 13:00:18 8209544 13364116 2585584 15.79 187804 4983628 2834696 16.27 1027416 6636832 13800 Average: 8589832 13115098 2837768 17.33 172648 4401746 3090554 17.74 888326 6431452 102340 12:40:19 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:50:19 lo 1053.37 1053.37 1003.67 1003.67 0.00 0.00 0.00 0.00 12:50:19 ens3 75.22 56.87 342.02 15.42 0.00 0.00 0.00 0.00 12:50:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:18 lo 1182.50 1182.50 1126.41 1126.41 0.00 0.00 0.00 0.00 13:00:18 ens3 50.78 40.44 233.62 11.77 0.00 0.00 0.00 0.00 13:00:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1117.84 1117.84 1064.94 1064.94 0.00 0.00 0.00 0.00 Average: ens3 63.02 48.66 287.91 13.60 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-16788) 05/19/26 _x86_64_ (4 CPU) 12:36:39 LINUX RESTART (4 CPU) 12:40:19 CPU %user %nice %system %iowait %steal %idle 12:50:19 all 66.76 0.00 2.29 0.06 0.11 30.79 12:50:19 0 67.82 0.00 2.04 0.05 0.11 29.98 12:50:19 1 66.79 0.00 2.19 0.06 0.10 30.86 12:50:19 2 67.11 0.00 2.42 0.05 0.11 30.31 12:50:19 3 65.31 0.00 2.51 0.07 0.11 32.00 13:00:18 all 56.82 0.00 2.23 0.09 0.09 40.77 13:00:18 0 57.52 0.00 2.11 0.12 0.09 40.16 13:00:18 1 56.82 0.00 2.46 0.08 0.09 40.55 13:00:18 2 57.84 0.00 2.13 0.06 0.10 39.88 13:00:18 3 55.10 0.00 2.21 0.10 0.09 42.51 Average: all 61.80 0.00 2.26 0.07 0.10 35.77 Average: 0 62.68 0.00 2.07 0.09 0.10 35.06 Average: 1 61.82 0.00 2.32 0.07 0.10 35.70 Average: 2 62.49 0.00 2.27 0.05 0.10 35.09 Average: 3 60.21 0.00 2.36 0.08 0.10 37.24